HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Montreal

$139+ Cheap flights from Reagan-National (DCA) to Montreal (YMQ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YMQ
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Montreal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Montreal are usually found in March or July, booked 60 days in advance, depart on a Sunday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to Montreal

Cheapest flights from Reagan-National to Montreal
Explore the most affordable flight options available from Reagan-National to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Booking.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:00 am
DCA
-
YUL
Nonstop1h 45m
Air Canada
Sat 3/78:25 am
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 1/21$293
This Booking.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:15 pm
DCA
-
YUL
Nonstop1h 40m
Air Canada
Mon 2/238:00 pm
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 1/20$319
This Booking.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/411:05 am
DCA
-
YUL
Nonstop1h 41m
Air Canada
Mon 2/98:00 pm
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 1/21$334
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:05 am
DCA
-
YUL
Nonstop1h 41m
Air Canada
Sun 3/228:00 pm
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 1/20$343
This Air Canada deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1912:55 pm
DCA
-
YUL
1 stop6h 19m
Air Canada
Sun 2/228:00 pm
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 1/21$348

Find flight deals from Reagan-National to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$280
(Booking.com)

One-way from

$139
(Booking.com)

Popular in

December

Cheapest in

March

Average price

$348

Good round-trip deal

$381 or less

Good one-way deal

$217 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Montreal (YMQ) flights.
Search Deals
From Washington, D.C. Reagan-National to Montreal (YMQ)
Search Deals
One-way flight from Washington, D.C. Reagan-National to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Washington, D.C. Reagan-National to Montreal (YMQ).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Montreal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Montreal that are best for you.

Fly from

Reagan-National

Fly to

Montreal

Route

Depart

Return

Price

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sun 3/29

12:55 pm-7:06 pm

1 stop6h 11m

Montreal Pierre Elliott Trudeau Intl

Sat 4/11

1:40 pm-3:30 pm

Nonstop1h 50m

$348

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 2/6

4:15 pm-5:55 pm

Nonstop1h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 2/11

8:25 am-10:21 am

Nonstop1h 56m

$371

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 3/19

4:15 pm-5:55 pm

Nonstop1h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 3/22

8:00 pm-9:56 pm

Nonstop1h 56m

$371

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 4/17

6:00 am-7:46 am

Nonstop1h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

1:40 pm-3:30 pm

Nonstop1h 50m

$371

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 2/5

6:00 am-7:45 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 2/9

6:10 pm-10:35 pm

1 stop4h 25m

$384

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 3/6

12:55 pm-4:50 pm

1 stop3h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 3/10

1:10 pm-6:05 pm

1 stop4h 55m

$389

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 2/17

7:30 am-2:00 pm

1 stop6h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 2/24

7:00 am-12:23 pm

1 stop5h 23m

$392

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 2/4

8:50 am-1:22 pm

1 stop4h 32m

Montreal Pierre Elliott Trudeau Intl

Wed 2/11

2:40 pm-11:26 pm

1 stop8h 46m

$396

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 4/4

6:00 pm-10:06 pm

1 stop4h 06m

Montreal Pierre Elliott Trudeau Intl

Wed 4/8

9:45 am-3:38 pm

1 stop5h 53m

$396

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 2/3

1:45 pm-6:37 pm

1 stop4h 52m

Montreal Pierre Elliott Trudeau Intl

Wed 2/11

12:50 pm-7:32 pm

1 stop6h 42m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Reagan-National to Montreal

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Montreal in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Montreal flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Montreal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Montreal

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Montreal. Price data was last updated on January 16, 2026.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Reagan-National Airport to Montreal, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Montreal (average of $123). Flying from Washington, D.C. Reagan-National Airport to Montreal in June is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DCA to YMQ?

Find hourly flight availability from Reagan-National to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Montreal as you normally would.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Montreal

Explore weekly flight availability from Reagan-National to Montreal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 21, 2026.

The most flights from DCA to YMQ are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Montreal?

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montreal. Reviews last updated January 21, 2026.
See what other customers who have flown with United Airlines and Air Canada from Washington, D.C. Reagan-National Airport to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,188 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,188 reviews
United Airlines
7.4
Good
9,188 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Canada
7.1
Good
10,644 reviews
United Airlines
7.4
Good
9,188 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Montreal?

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Montreal in 6h 11m. Fly via Air Canada to get the fastest option. The distance from Washington, D.C. Reagan-National Airport to Montreal is about 486 mi.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Montreal round-trip?

    According to our current data, Air Canada ($143), and United Airlines ($180) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Montreal. Air Canada is priced at 64% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Montreal?

    The top 3 most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Montreal are Air Canada (57%), Jazz (57%) and United Airlines (57%).

  • What are the cheapest flights from Washington, D.C. Reagan-National Airport to Montreal?

    Looking at all options, your cheapest flight can be booked for $136. While the most popular route (Washington, D.C. Reagan-National - Montreal Pierre Elliott Trudeau Intl) can be booked for $336 on average, our data indicates $948 when flying from Washington, D.C. Reagan-National Airport to Montreal.

  • Can I find deals for flights from Reagan-National to Montreal that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Montreal.

  • Can I find deals for business class flights from Reagan-National to Montreal?

    Yes. Cheapflights offers flight deals from Reagan-National to Montreal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Montreal (average of $123). Flying from Washington, D.C. Reagan-National Airport to Montreal in June is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Reagan-National to Montreal

Discover the top 2 airlines that operate flights from Reagan-National to Montreal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$143Average$393FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$180Average$475FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.